Xiaomi Redmi Note 4 vs Xiaomi Redmi Note 9 Pro Specs Comparison

Availability

Officially announced
Jan 19, 2017	Apr 30, 2020
Prices (MSRP)
2GB/32GB - $146 3GB/32GB - $161 4GB/64GB - $190

Design

Dimensions
5.94 x 2.99 x 0.33 inches 151 x 76 x 8.45 mm	6.53 x 3.02 x 0.35 inches 165.8 x 76.7 x 8.8 mm
Weight
5.82 oz / 165.0 g	7.37 oz / 209.0 g
Materials
Back: Aluminum	Back: Glass (Corning Gorilla Glass 5) Frame: Plastic
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Features
Touch sensitive control keys, Soft keys
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gold, Gray, Blue, White	Interstellar gray, Tropical green, Glacier white

Display

Size
5.5-inch, 72.78% screen-to-body	6.7-inch, 84.42% screen-to-body
Type
IPS LCD, 450 nits	IPS LCD
Resolution
1920x1080px, 401 PPI	2400x1080px, 20:9 ratio, 395 PPI
Protection
	Corning Gorilla Glass 5

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	1 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 625 8953	Snapdragon 720G SM7125 (8 nm)
Processor
Octa-core ARM Cortex-A53	Octa-core 2300 MHz Kryo 465
GPU
Adreno 506	Adreno 618
Memory
4GB (LPDDR3)/64GB 2GB/32GB 3GB/32GB	6GB (LPDDR4)/64GB (UFS 2.1) 6GB/128GB
Storage expansion
microSDXC up to 128 GB	microSDXC up to 512 GB
OS
Android (7.0 Nougat, 6.0 Marshmallow)	Android (10)

Battery

Type
4100 mAh, Li - Polymer	5020 mAh, Li - Polymer
Charging
	Fast charging
Charge speed
	Wired: 30.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

Untested

Browsing

Untested

Video

12h 17min

Gaming

10h 56min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Single camera	Quad camera
Main camera
13 MP (PDAF, CMOS image sensor, BSI sensor) Aperture size: F2.0 Pixel size: 1.12 μm	64 MP (PDAF) Aperture size: F1.9 Focal length: 26 mm Sensor size: 1/1.7" Pixel size: 0.8 μm
Second camera
	8 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
	5 MP (Macro, Autofocus) Aperture size: F2.4 Sensor size: 1/5" Pixel size: 1.12 μm
Fourth camera
	2 MP (Depth information) Aperture size: F2.4 Sensor size: 1/5" Pixel size: 1.75 μm
Flash
Dual LED	Dual LED
Video recording
1080p (30 fps), 720p (120 fps) Video calling, Video sharing	4K UHD (30 fps), 1080p (120 fps), 720p (960 fps)
Front
5 MP Video capture: 1080p	16 MP (HDR, Slow-motion videos) Video capture: 1080p

Connectivity & Features

Bluetooth
4.1	5.0
WLAN
a,b,g,n,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
microUSB, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Hall (for flip covers), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
Infrared, Tethering, Computer sync, OTA sync	NFC, Infrared

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
	Wireless screen share
Additional microphone(s)
	Noise cancellation

Cellular

LTE Bands
3, 5	1, 2, 3, 4, 5, 7, 8, 20, 28
4G (TDD) Bands
40	38, 40, 41
3G Bands
1, 2, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A, HSPA	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM, Micro SIM	Nano SIM
HD Voice
	Yes
VoLTE
Yes	Yes

Alternative variants

Memory	2GB/32GB
Prices (MSRP)	$146

with 128GB storage

Memory	128GB

Memory	3GB/32GB
Prices (MSRP)	$161

Discover more

Full Specs Xiaomi Redmi Note 4 Specs

Full Specs Xiaomi Redmi Note 9 Pro Specs PA Review Xiaomi Redmi Note 9 Pro Review